Polar M600 vs. Fitbit Charge 2 vs. Fitbit Ionic vs. Garmin Forerunner 935 vs. Casio WSD-F20A

 
M600
Charge 2
Ionic
Forerunner 935
WSD-F20A
 PolarM600Remove Buy NowFitbitCharge 2Remove Buy NowFitbitIonicRemove Buy NowGarminForerunner 935Remove Buy NowCasioWSD-F20ARemove Buy Now

Basic Info

Suggested Price$330$150$299$500$399
Release20162016201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days4+ daysUp to 2 weeks1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a348x250240 x 240320 x 320
Size1.3 inchesn/a1.421.2 inches1.32 inches
Touchn/an/a
TypeTFTOLEDOLEDLCDLCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8n/a50m5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aFitbit OSWear OS
Apps
Music

All Wearables